| article html file updated | 30 August 2025 02:25 CEST | Update | https://www.mdpi.com/2075-163X/8/2/47 |
| article html file updated | 16 July 2022 08:53 CEST | Update | N/A |
| article html file updated | 9 February 2020 04:47 CET | Update | N/A |
| article html file updated | 1 May 2019 22:37 CEST | Update | N/A |
| article html file updated | 17 April 2019 21:17 CEST | Update | N/A |
| article html file updated | 28 March 2019 19:20 CET | Update | N/A |
| article html file updated | 14 March 2018 15:03 CET | Update | N/A |
| article html file updated | 30 January 2018 11:18 CET | Original file | N/A |
| article xml uploaded. | 30 January 2018 11:17 CET | Original file | https://www.mdpi.com/2075-163X/8/2/47/xml |
| article pdf uploaded. | 30 January 2018 11:17 CET | Updated version of record | https://www.mdpi.com/2075-163X/8/2/47/pdf |
| article pdf uploaded. | 29 January 2018 17:43 CET | Version of Record | https://www.mdpi.com/2075-163X/8/2/47/pdf-vor |